Incidental M3[1] is a fish who first appears in the episode "The Krusty Sponge."


He is a light orange fish. He has brown hair with long sideburns, orange lips, a shaved beard, and a yellow dorsal fin. He wears a light green shirt, glasses, and brown pants. He is very overweight.

"Hello Bikini Bottom!"

He is light green with light orange lips, a green outline on his dorsal fin, and a pink shirt.

"Krusty Katering"

He is light blue with darker blue lips and black hair. He wears a dark gray suit with black dress shoes and a red bow tie.

Role in series

"The Krusty Sponge"

He is a customer at the Krusty Krab. He orders kelp fries.

"What Ever Happened to SpongeBob?"

He appears in a crowd with New Kelp City citizens.

"Truth or Square"

He appears in the crowd during SpongeBob's "marriage."

"Hello Bikini Bottom!"

He appears as one of the customers at the supermarket. He uses a pretzel as a whistle.

"Krusty Katering"

He plays a saxophone in the band that performs for the party. After Squidward tries to join the band, the fish and the other members run away. He is later seen running as food gets thrown on him.

"Old Man Patrick"

He appears in the pool at the start of the episode. Joshua appears inside his back flabs, licking a lollipop.

"The Ballad of Filthy Muck"

He appears in an angry mob as one of the Bikini Bottomites who wants Filthy Muck out of town.

"The Krusty Slammer"

He appears as one of the prisoners that Mr. Krabs keeps at the Krusty Slammer. After Mr. Krabs sets the prisoners free, the orange fish is part of the group of criminals that enter SpongeBob's house to coordinate a "jail break-in."


  1. ^ Krusty Katering storyboard
Community content is available under CC-BY-SA unless otherwise noted.